fix(analytics): harden period-linked sales queries

web/static/js/page-sales-analysis.js

@@ -159,8 +159,8 @@
   };
 
   window.exportMarketingExcel = function (campaign) {
-    const url = new URL('/api/export/excel/marketing', window.location.origin);
-    url.searchParams.set('campaign', campaign || 'all');
+    const url = new URL('/api/sales_analysis/export_marketing', window.location.origin);
+    url.searchParams.set('type', campaign || 'all');
     new URLSearchParams(window.location.search).forEach((v, k) => {
       if (!url.searchParams.has(k)) url.searchParams.set(k, v);
     });
@@ -569,17 +569,21 @@
     const discountCanvas = document.getElementById('mktDiscountChart');
     const couponCanvas = document.getElementById('mktCouponChart');
     if (data.marketingData) {
+      const marketingMetric = data.marketingData.metric || 'revenue';
+      const marketingFormatter = marketingMetric === 'qty' ? fmtNum : fmtMoney;
+      const marketingLabel = marketingMetric === 'qty' ? '活動銷量' :
+        (marketingMetric === 'profit' ? '活動毛利' : '活動業績');
       if (data.marketingData.discount) {
         horizontalBar(discountCanvas,
           data.marketingData.discount.labels, data.marketingData.discount.values,
-          '折扣業績', fmtMoney);
+          marketingLabel, marketingFormatter);
       } else {
         renderChartEmpty(discountCanvas, '所選期間沒有折扣活動業績。');
       }
       if (data.marketingData.coupon) {
         horizontalBar(couponCanvas,
           data.marketingData.coupon.labels, data.marketingData.coupon.values,
-          '折價券業績', fmtMoney);
+          marketingLabel, marketingFormatter);
       } else {
         renderChartEmpty(couponCanvas, '所選期間沒有折價券活動業績。');
       }
@@ -729,7 +733,7 @@
       columns,
       processing: true, serverSide: false,
       pageLength: 25, lengthMenu: [10, 25, 50, 100],
-      order: [[$tbl.find('thead th').length - 1, 'desc']],
+      order: [],
       language: typeof window.EwoooCDataTableLanguage === 'function'
         ? window.EwoooCDataTableLanguage()
         : {},
@@ -761,6 +765,13 @@
     }
   };
 
+  document.addEventListener('click', (event) => {
+    const trigger = event.target.closest('[data-sales-filter-key]');
+    if (!trigger) return;
+    event.preventDefault();
+    window.setFilter(trigger.dataset.salesFilterKey, trigger.dataset.salesFilterValue);
+  });
+
   // Show loading on form submit
   document.addEventListener('submit', (e) => {
     if (e.target.matches('form[action="/sales_analysis"]')) showLoading('正在查詢...');